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537 = 3179
BaseRepresentation
bin1000011001
3201220
420121
54122
62253
71365
oct1031
9656
10537
11449
12389
13324
142a5
1525c
hex219

537 has 4 divisors (see below), whose sum is σ = 720. Its totient is φ = 356.

The previous prime is 523. The next prime is 541. The reversal of 537 is 735.

537 is nontrivially palindromic in base 9.

537 is an esthetic number in base 9, because in such base it adjacent digits differ by 1.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 537 - 24 = 521 is a prime.

It is a D-number.

537 is an undulating number in base 9.

537 is a lucky number.

It is a plaindrome in base 11, base 12 and base 15.

It is not an unprimeable number, because it can be changed into a prime (547) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87 + ... + 92.

It is an arithmetic number, because the mean of its divisors is an integer number (180).

It is an amenable number.

537 is a deficient number, since it is larger than the sum of its proper divisors (183).

537 is a wasteful number, since it uses less digits than its factorization.

537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182.

The product of its digits is 105, while the sum is 15.

The square root of 537 is about 23.1732604525. The cubic root of 537 is about 8.1281447393.

The spelling of 537 in words is "five hundred thirty-seven", and is thus an aban number and an oban number.

Divisors: 1 3 179 537